Region
Europe --
29
United States --
27
United States
19
Asia, Southeastern --
11
Europe
11
Australia --
9
Japan --
9
Asia --
8
Malaysia --
6
Asia
5
Asia, Southeastern
5
China --
5
Pacific Area --
5
Taiwan --
5
Australia
4
China
4
Indonesia --
4
Middle East --
4
Pacific Area
4
Pakistan --
4
Russia (Federation) --
4
Soviet Union --
4
Taiwan
4
Japan
3
Arab countries --
2
East Asia --
2
Europe, Eastern --
2
Former Soviet republics --
2
India --
2
Iran --
2
Iraq --
2
Kuwait --
2
Middle East
2
New Zealand --
2
Pakistan
2
Persian Gulf States
2
Persian Gulf States --
2
Singapore --
2
South Africa --
2
Southeast Asia
2
Africa
1
Africa --
1
Asia, Southestern --
1
Bahrain --
1
Bosnia and Hercegovina
1
Bosnia and Hercegovina --
1
Canada --
1
Central Europe --
1
China (People's Republic of China, 1949- ) --
1
East Asia
1
more ...